Answer my question please please please please
Simplify using identities
225×225+2×225×75+75×75
2.2×2.2-2×2.2×0.2+0.2×0.2
3.7×3.7-2.9×2.9/0.8
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2
Answer:
90000
4
3.1775
Step-by-step explanation
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